About the Number

47012990

47012989 ← → 47012991

2進数表記:10110011010101110001111110

漢数字表記:四千七百一万二千九百九十

素因数分解:

2 1 × 5 1 × 17 1 × 97 1 × 2851 1

素因数の和:2972
約数の個数: 32
約数和(自身を含む): 90556704
約数和(自身を除く): 43543714

約数列:
[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1649, 2851, 3298, 5702, 8245, 14255, 16490, 28510, 48467, 96934, 242335, 276547, 484670, 553094, 1382735, 2765470, 4701299, 9402598, 23506495, 47012990]

約数ペア:
[(1, 47012990), (2, 23506495), (5, 9402598), (10, 4701299), (17, 2765470), (34, 1382735), (85, 553094), (97, 484670), (170, 276547), (194, 242335), (485, 96934), (970, 48467), (1649, 28510), (2851, 16490), (3298, 14255), (5702, 8245)]

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